Fleas on human body should be disposed of in a timely manner by strengthening cleaning, paying attention to isolation and medication. 1. Enhance cleanliness: Do a good job of personal hygiene, clothes and bedding should be washed and disinfected regularly; at the same time, indoor hygiene should be done well and disinfection should be carried out on a regular basis. 2. Pay attention to isolation: during the treatment period, isolation work should be done to avoid sharing towels, bath towels, bedding and other daily necessities with others. 3. Medication: For the redness, swelling, itching and other uncomfortable symptoms caused by flea bites, you can also follow the doctor’s instructions for external use of glycerine lotion, mometasone furoate gel, oral loratadine and other drugs for treatment. For patients, it is recommended to seek medical examination as soon as possible, and follow the doctor’s instructions for appropriate treatment.